| article html file updated | 29 August 2025 23:48 CEST | Update | https://www.mdpi.com/1996-1944/9/11/868 |
| article html file updated | 20 August 2025 22:25 CEST | Update | - |
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| article html file updated | 30 November 2016 05:17 CET | Update | - |
| article html file updated | 26 October 2016 12:48 CEST | Original file | - |
| article xml uploaded. | 26 October 2016 12:47 CEST | Update | https://www.mdpi.com/1996-1944/9/11/868/xml |
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| article xml uploaded. | 26 October 2016 12:47 CEST | Original file | - |
| article pdf uploaded. | 26 October 2016 12:47 CEST | Version of Record | https://www.mdpi.com/1996-1944/9/11/868/pdf |
